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Date:	Wed, 14 Oct 2009 15:10:25 -0700 (PDT)
From:	David Miller <>
Subject: Re: [PATCH v2] net/fec_mpc52xx: Fix kernel panic on FEC error

From: Grant Likely <>
Date: Wed, 14 Oct 2009 11:43:43 -0600

> From: John Bonesio <>
> The MDIO bus cannot be accessed at interrupt context, but on an FEC
> error, the fec_mpc52xx driver reset function also tries to reset the
> PHY.  Since the error is detected at IRQ context, and the PHY functions
> try to sleep, the kernel ends up panicking.
> Resetting the PHY on an FEC error isn't even necessary.  This patch
> solves the problem by removing the PHY reset entirely.
> Signed-off-by: John Bonesio <>
> Signed-off-by: Grant Likely <>

Applied, thanks.
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